From patchwork Fri Oct 20 18:22:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anjelique Melendez X-Patchwork-Id: 736832 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 51324C001DF for ; Fri, 20 Oct 2023 18:22:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229638AbjJTSW4 (ORCPT ); Fri, 20 Oct 2023 14:22:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44540 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229573AbjJTSWz (ORCPT ); Fri, 20 Oct 2023 14:22:55 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 40CD7D67; Fri, 20 Oct 2023 11:22:53 -0700 (PDT) Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 39KI6LCu031091; Fri, 20 Oct 2023 18:22:43 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=qcppdkim1; bh=HIjurGlTv0ZvYAR4Q8pB/LH3+AQ+59qEjHBWFY4T1H4=; b=LYpOGvyNKLeBgFPA9oWUoc2ceDGrUhUu5C2k0sql++XVjYdyTLW7w9o7d48+FGPuTwbv i7XrWB5h5r0Ks+qlO1NkS1RIHXL/cQLB43ZN2a00ZCpOWuy+LUwaoSdR1oG+9u6MJfA5 ldrycjDCNMFTheydhrE2XUMU2kNuMi/kyEqrpRin7s0Q1kZ1M4SXJIEZvq+j0IpjrNsL EKnsIHvdNUt1qUpEUDo4Rhj2NQnkfAohXe5lBJolBTskIU/Mg+QaX2HZBJ4uM7RgECw3 3eEPIoMcwWPYMv+QcBs1bqG3OSvZCoDp5PJ5MW9g6+Ux7Bh5uE/p+ab2Rg1JCpfNOdvK Qg== Received: from nalasppmta05.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3tuxhc0167-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 20 Oct 2023 18:22:43 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA05.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 39KIMg5Z009060 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 20 Oct 2023 18:22:42 GMT Received: from hu-amelende-lv.qualcomm.com (10.49.16.6) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.39; Fri, 20 Oct 2023 11:22:42 -0700 From: Anjelique Melendez To: , , , , , , , CC: , , , , , , , , , , "Anjelique Melendez" , Krzysztof Kozlowski Subject: [PATCH v6 2/7] dt-bindings: leds: leds-qcom-lpg: Add support for LPG PPG Date: Fri, 20 Oct 2023 11:22:12 -0700 Message-ID: <20231020182218.22217-3-quic_amelende@quicinc.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20231020182218.22217-1-quic_amelende@quicinc.com> References: <20231020182218.22217-1-quic_amelende@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.49.16.6] X-ClientProxiedBy: nalasex01b.na.qualcomm.com (10.47.209.197) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: IPYh-G3K-rAJbPxmhjD-tr4DUu3fdvuY X-Proofpoint-ORIG-GUID: IPYh-G3K-rAJbPxmhjD-tr4DUu3fdvuY X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-20_10,2023-10-19_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 mlxscore=0 phishscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 spamscore=0 impostorscore=0 bulkscore=0 clxscore=1011 mlxlogscore=847 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2310170001 definitions=main-2310200154 Precedence: bulk List-ID: X-Mailing-List: linux-leds@vger.kernel.org Update leds-qcom-lpg binding to support LPG PPG. Signed-off-by: Anjelique Melendez Reviewed-by: Krzysztof Kozlowski --- .../bindings/leds/leds-qcom-lpg.yaml | 89 ++++++++++++++++++- 1 file changed, 88 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml b/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml index ea84ad426df1..590cd5ff9190 100644 --- a/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml +++ b/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml @@ -11,7 +11,7 @@ maintainers: description: > The Qualcomm Light Pulse Generator consists of three different hardware blocks; - a ramp generator with lookup table, the light pulse generator and a three + a ramp generator with lookup table (LUT), the light pulse generator and a three channel current sink. These blocks are found in a wide range of Qualcomm PMICs. properties: @@ -63,6 +63,29 @@ properties: - description: dtest line to attach - description: flags for the attachment + nvmem: + description: > + This property is required for PMICs that supports PPG, which is when a + PMIC stores LPG per-channel data and pattern LUT in SDAM modules instead + of in a LUT peripheral. For PMICs, such as PM8350C, per-channel data + and pattern LUT is separated into 2 SDAM modules. In that case, phandles + to both SDAM modules need to be specified. + minItems: 1 + maxItems: 2 + + nvmem-names: + minItems: 1 + items: + - const: lpg_chan_sdam + - const: lut_sdam + + qcom,pbs: + $ref: /schemas/types.yaml#/definitions/phandle + description: > + Phandle of the Qualcomm Programmable Boot Sequencer node (PBS). + PBS node is used to trigger LPG pattern sequences for PMICs that support + single SDAM PPG. + multi-led: type: object $ref: leds-class-multicolor.yaml# @@ -106,6 +129,39 @@ required: additionalProperties: false +allOf: + - if: + properties: + compatible: + contains: + const: qcom,pmi632-lpg + then: + properties: + nvmem: + maxItems: 1 + nvmem-names: + maxItems: 1 + required: + - nvmem + - nvmem-names + - qcom,pbs + - if: + properties: + compatible: + contains: + enum: + - qcom,pm8350c-pwm + - qcom,pm8550-pwm + then: + properties: + nvmem: + minItems: 2 + nvmem-names: + minItems: 2 + required: + - nvmem + - nvmem-names + examples: - | #include @@ -191,4 +247,35 @@ examples: compatible = "qcom,pm8916-pwm"; #pwm-cells = <2>; }; + - | + #include + + led-controller { + compatible = "qcom,pmi632-lpg"; + #address-cells = <1>; + #size-cells = <0>; + #pwm-cells = <2>; + nvmem-names = "lpg_chan_sdam"; + nvmem = <&pmi632_sdam_7>; + qcom,pbs = <&pmi632_pbs_client3>; + + led@1 { + reg = <1>; + color = ; + label = "red"; + }; + + led@2 { + reg = <2>; + color = ; + label = "green"; + }; + + led@3 { + reg = <3>; + color = ; + label = "blue"; + }; + }; + ...